/Engine/Plugins/Experimental/MeshModelingToolsetExp/Source/MeshModelingToolsExp/Public/Sculpting/MeshSculptToolBase.h
Recenter the gizmo around the target position (without changing work plane), if it is "too far" (> 10 meters + max bounds dim) from that position currently.
void RecenterGizmoIfFar ( FVector CenterPosition, double BoundsMaxDim, double TooFarDistance )